"But if the entire soul is something of this kind, why should you, who may be thought of as the noblest part of the soul, not be regarded as being, so to speak, the flower, or the most refined and pure and active part of it?"

"Now if we are to become aware of something, it is necessary for the thing to act on the cognitive faculty by transmitting its semblance to the faculty or by informing the faculty with its semblance. Hence it seems clear that the faculty itself, not being outside itself, cannot transmit a semblan...

"You may say that you occupy the citadel in your brain and there receive whatever messages are transmitted by the animal spirits which move through the nerves, and sense-perception thus occurs there, where you dwell, despite the fact that it is said to occur throughout the body."